/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/


#ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.1	*/
#include <stdio.h>
#include <errno.h>

#if defined(V9) || defined(BSD4_2)
char *tempnam(dir, pfx)
char *dir, *pfx;
{
	int pid;
	unsigned int len;
	char *tnm, *malloc();
	static int seq = 0;

	pid = getpid();
	len = strlen(dir) + strlen(pfx) + 10;
	if ((tnm = malloc(len)) != NULL) {
		sprintf(tnm, "%s", dir);
		if (access(tnm, 7) == -1)
			return(NULL);
		do {
			sprintf(tnm, "%s/%s%d%d", dir, pfx, pid, seq++);
			errno = 0;
			if (access(tnm, 7) == -1)
				if (errno == ENOENT)
					return(tnm);
		} while (1);
	}
	return(tnm);
}
#endif
